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Old 04-30-2013, 06:09 PM   #34
Apex Chase

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Drives: 2000 Camaro SS
Join Date: Feb 2010
Location: Louisville, Ky.
Posts: 22,142
Originally Posted by 45thCAMARO 2SS/RS View Post
What the difference between single catch can and dual catch can? Also what does the filter cap do? Plz pm me with answers
Single valve is for naturally aspirated applications, dual is for forced inductions. Without launching into a full blown tech article, the filter cap basically helps the catch can do its job better.
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